From the BBC is this interesting video about the lowering water levels in the Grand Canyon and Colorado River. The guide discusses the impact that both climate and non-indigenous trees are having on levels in Lake Powell, Lake Meade and into the Colorado River which serves as a source of drinking water for much of the Southwestern US, including Arizona. To watch the video, click here.

07/18/08 by visitEarth
Tags: Grand Canyon, Arizona, Colorado River, water levels, Lake Powell